<template>
  <view>
    <!-- 地址 -->
    <navigator url="/pages/address/list?source=1" class="address-section">
      <view class="order-content">
        <text class="yticon icon-shouhuodizhi" />
        <view class="cen">
          <view class="top">
            <text class="name">
              {{ addressData.consignee }}
            </text>
            <text class="mobile">
              {{ addressData.phone }}
            </text>
          </view>
          <text class="address">
            {{ addressData.province }} {{ addressData.city }} {{ addressData.county }} {{ addressData.address }}
          </text>
        </view>
        <text class="yticon icon-you" />
      </view>

      <image class="a-bg" src="" />
    </navigator>

    <view class="goods-section">
      <!-- 商品列表 -->
      <view v-for="(item, index) in orderReqeust.skuList" :key="index" class="g-item">
        <image :src="(item.skuImg?item.skuImg:item.spuImg) + style(200)" />
        <view class="right">
          <text class="title clamp">
            {{ (item.groupShopId ? '[团购]' : '') + item.title }}
          </text>
          <text class="spec">
            {{ item.skuTitle }}
          </text>
          <view class="price-box">
            <text class="price">
              <text
                v-if="(isVip ? item.vipPrice : item.price) < item.originalPrice"
                style="text-decoration:line-through; font-size: 25upx; color: #666666;"
              >
                ￥{{ item.originalPrice / 100.0 }}
              </text>￥{{ (isVip ? item.vipPrice : item.price) / 100.0 }}
            </text>
            <text class="number">
              x {{ item.num }}
            </text>
          </view>
        </view>
      </view>
    </view>

    <!-- 优惠明细 -->
    <view class="yt-list">
      <view class="yt-list-cell b-b" @click="toggleMask('show')">
        <view class="cell-icon">
          券
        </view>
        <text class="cell-tit clamp">
          优惠券
        </text>
        <text class="cell-tip active">
          {{ orderReqeust.coupon?orderReqeust.coupon.title : '选择优惠券' }}
        </text>
        <text class="cell-more wanjia wanjia-gengduo-d" />
      </view>
    </view>
    <!-- 金额明细 -->
    <view class="yt-list">
      <view class="yt-list-cell b-b">
        <text class="cell-tit clamp">
          商品金额
        </text>
        <text class="cell-tip">
          ￥{{ orderReqeust.totalOriginalPrice / 100.0 }}
        </text>
      </view>
      <view v-if="orderReqeust.totalOriginalPrice - orderReqeust.totalPrice > 0" class="yt-list-cell b-b">
        <text class="cell-tit clamp">
          折扣金额
        </text>
        <text class="cell-tip red">
          -￥{{ (orderReqeust.totalOriginalPrice - orderReqeust.totalPrice) / 100.0 }}
        </text>
      </view>
      <view v-if="orderReqeust.coupon" class="yt-list-cell b-b">
        <text class="cell-tit clamp">
          优惠券立减
        </text>
        <text class="cell-tip red">
          -￥{{ orderReqeust.coupon.discount / 100.0 }}
        </text>
      </view>
      <view v-if="orderReqeust.freightPrice === 0" class="yt-list-cell b-b">
        <text class="cell-tit clamp">
          运费
        </text>
        <text class="cell-tip">
          免运费
        </text>
      </view>
      <view v-if="orderReqeust.freightPrice > 0" class="yt-list-cell b-b">
        <text class="cell-tit clamp">
          运费
        </text>
        <text class="cell-tip">
          ¥ {{ orderReqeust.freightPrice / 100.0 }}
        </text>
      </view>
      <view class="yt-list-cell desc-cell">
        <text class="cell-tit clamp">
          备注
        </text>
        <input v-model="orderReqeust.mono" class="desc" type="text" placeholder="请填写备注信息" placeholder-class="placeholder">
      </view>
    </view>

    <!-- 底部 -->
    <view class="footer">
      <view class="price-content">
        <text>实付款</text>
        <text class="price-tip">
          ￥
        </text>
        <text class="price">
          {{ (orderReqeust.totalPrice - (orderReqeust.coupon?orderReqeust.coupon.discount:0) + orderReqeust.freightPrice) / 100.0 }}
        </text>
      </view>
      <text class="submit" @click="submit">
        提交订单
      </text>
    </view>

    <!-- 优惠券面板 -->
    <view class="mask" :class="maskState===0 ? 'none' : maskState===1 ? 'show' : ''" @click="toggleMask">
      <view class="mask-content" @click.stop.prevent="stopPrevent">
        <!-- 优惠券页面，仿mt -->
        <view v-for="(item,index) in couponList" v-show="(!item.categoryId && orderReqeust.totalPrice >= item.min) || (item.categoryId && skuCategoryPriceMap[item.categoryId] && skuCategoryPriceMap[item.categoryId] > item.min)" :key="index" class="coupon-item" @click="selectCoupon(item)">
          <view class="con">
            <view class="left">
              <text class="title">
                {{ item.title }}
              </text>
              <text class="time">
                有效期至{{ item.gmtEnd | dateFormat }}
              </text>
            </view>
            <view class="right">
              <text class="price">
                {{ item.discount / 100.0 }}
              </text>
              <text>满{{ item.min / 100.0 }}可用</text>
            </view>

            <view class="circle l" />
            <view class="circle r" />
          </view>
          <text class="tips">
            {{ item.categoryTitle?'限' + item.categoryTitle + '可用': '全品类可用' }}
          </text>
        </view>
      </view>
    </view>
  </view>
</template>

<script>
export default {
  data() {
    return {
      style: this.$api.style,
	  orderReqeust: {
        skuList: [],
        totalOriginalPrice: 0,
        totalPrice: 0, // 商品折扣（仅算VIP和限时打折）后总价
        coupon: undefined,
        mono: '',
        takeWay: '',
        freightPrice: 0,
        addressId: undefined
      },
      skuCategoryPriceMap: {},
      maskState: 0, // 优惠券面板显示状态
      couponList: [],
      isVip: false,
      addressData: {
        consignee: '',
        phone: '',
        province: '',
        city: '',
        county: '',
        address: '',
        defaultAddress: false
      },
      submiting: false
    }
  },
  onShow() {
    this.isVip = this.$api.isVip()
  },
  onLoad(option) {
    // 商品数据
    const that = this
    that.isVip = that.$api.isVip()
    if (option.takeway) {
      that.orderReqeust.takeWay = option.takeway
    }
    that.orderReqeust.skuList = that.$api.globalData.skuList
    let totalOriginalPrice = 0
    let totalPrice = 0
    const skuCategoryPriceMap = {}
    that.orderReqeust.skuList.forEach(item => {
      totalOriginalPrice += item.originalPrice * item.num
      totalPrice += that.isVip ? (item.vipPrice * item.num) : (item.price * item.num)
      // 构建category价格Map
      item.categoryIdList.forEach(catItem => {
        if (skuCategoryPriceMap[catItem]) {
          skuCategoryPriceMap[catItem] += that.isVip ? (item.vipPrice * item.num) : (item.price * item.num)
        } else {
          skuCategoryPriceMap[catItem] = that.isVip ? (item.vipPrice * item.num) : (item.price * item.num)
        }
      })
    })
    // 不同类目价格映射表
    that.skuCategoryPriceMap = skuCategoryPriceMap
    that.orderReqeust.totalOriginalPrice = totalOriginalPrice
    that.orderReqeust.totalPrice = totalPrice
    that.$api.request('coupon', 'getUserCoupons').then(res => {
      that.couponList = res.data
    })

    that.$api.request('address', 'getDefAddress').then(res => {
      that.addressData = res.data
      that.calcFreightPrice()
    })

    if (that.orderReqeust.skuList.length === 1 && that.orderReqeust.skuList[0].groupShopId) {
      // 若是团购商品，则携带上团购信息
      that.orderReqeust.groupShopId = that.orderReqeust.skuList[0].groupShopId
    }
  },
  methods: {
    // 显示优惠券面板
    toggleMask(type) {
      const timer = type === 'show' ? 10 : 300
      const state = type === 'show' ? 1 : 0
      this.maskState = 2
      setTimeout(() => {
        this.maskState = state
      }, timer)
    },
    calcFreightPrice() {
      const that = this
      if (that.addressData) {
        that.orderReqeust.addressId = that.addressData.id
      }
      that.$api.request('order', 'previewFreight', {
        orderRequest: JSON.stringify(that.orderReqeust)
      }).then(res => {
        that.orderReqeust.freightPrice = res.data
      })
    },
    numberChange(data) {
      this.number = data.number
    },
    submit() {
      const that = this
      if (that.submiting) {
        return
      }
      that.$api.request('user', 'checkLogin')
        .then(res => {
          that.submiting = true
          if (that.addressData.id) {
            that.orderReqeust.addressId = that.addressData.id
          }
          const orderReqeust = that.orderReqeust
          const exceptPrice = orderReqeust.totalPrice - (orderReqeust.coupon ? orderReqeust.coupon.discount : 0) + orderReqeust.freightPrice
          that.orderReqeust.exceptPrice = exceptPrice
          that.$api.request('order', 'takeOrder', {
            orderRequest: JSON.stringify(that.orderReqeust),
            channel: uni.getSystemInfoSync().platform
          }, failres => {
            that.submiting = false
            that.$api.msg(failres.errmsg)
          }).then(res => {
            // 提交订单成功后，无需再让用户提交订单
            // that.submiting = false
            uni.redirectTo({
              url: '/pages/pay/pay?parentorderno=' + res.data + '&price=' + ((that.orderReqeust.totalPrice - (that.orderReqeust.coupon ? that.orderReqeust.coupon.discount : 0) + that.orderReqeust.freightPrice))
            })
          })
        })
    },
    selectCoupon(couponItem) {
      this.orderReqeust.couponId = couponItem.id
      this.orderReqeust.coupon = couponItem
      this.maskState = 0
      this.calcFreightPrice()
    },
    stopPrevent() {}
  }
}
</script>

<style lang="scss">
	page {
		background: $page-color-base;
		padding-bottom: 100upx;
	}

	.address-section {
		padding: 30upx 0;
		background: #fff;
		position: relative;

		.order-content {
			display: flex;
			align-items: center;
		}

		.icon-shouhuodizhi {
			flex-shrink: 0;
			display: flex;
			align-items: center;
			justify-content: center;
			width: 90upx;
			color: #888;
			font-size: 44upx;
		}

		.cen {
			display: flex;
			flex-direction: column;
			flex: 1;
			font-size: 28upx;
			color: $font-color-dark;
		}

		.name {
			font-size: 34upx;
			margin-right: 24upx;
		}

		.address {
			margin-top: 16upx;
			margin-right: 20upx;
			color: $font-color-light;
		}

		.icon-you {
			font-size: 32upx;
			color: $font-color-light;
			margin-right: 30upx;
		}

		.a-bg {
			position: absolute;
			left: 0;
			bottom: 0;
			display: block;
			width: 100%;
			height: 5upx;
		}
	}

	.goods-section {
		margin-top: 16upx;
		background: #fff;
		padding-bottom: 1px;

		.g-header {
			display: flex;
			align-items: center;
			height: 84upx;
			padding: 0 30upx;
			position: relative;
		}

		.logo {
			display: block;
			width: 50upx;
			height: 50upx;
			border-radius: 100px;
		}

		.name {
			font-size: 30upx;
			color: $font-color-base;
			margin-left: 24upx;
		}

		.g-item {
			display: flex;
			margin: 20upx 30upx;

			image {
				flex-shrink: 0;
				display: block;
				width: 140upx;
				height: 140upx;
				border-radius: 4upx;
			}

			.right {
				flex: 1;
				padding-left: 24upx;
				overflow: hidden;
			}

			.title {
				font-size: 30upx;
				color: $font-color-dark;
			}

			.spec {
				font-size: 26upx;
				color: $font-color-light;
			}

			.price-box {
				display: flex;
				align-items: center;
				font-size: 32upx;
				color: $font-color-dark;
				padding-top: 10upx;

				.price {
					margin-bottom: 4upx;
				}

				.number {
					font-size: 26upx;
					color: $font-color-base;
					margin-left: 20upx;
				}
			}

			.step-box {
				position: relative;
			}
		}
	}

	.yt-list {
		margin-top: 16upx;
		background: #fff;
	}

	.yt-list-cell {
		display: flex;
		align-items: center;
		padding: 10upx 30upx 10upx 40upx;
		line-height: 70upx;
		position: relative;

		&.cell-hover {
			background: #fafafa;
		}

		&.b-b:after {
			left: 30upx;
		}

		.cell-icon {
			height: 32upx;
			width: 32upx;
			font-size: 22upx;
			color: #fff;
			text-align: center;
			line-height: 32upx;
			background: #f85e52;
			border-radius: 4upx;
			margin-right: 12upx;

			&.hb {
				background: #ffaa0e;
			}

			&.lpk {
				background: #3ab54a;
			}

		}

		.cell-more {
			align-self: center;
			font-size: 24upx;
			color: $font-color-light;
			margin-left: 8upx;
			margin-right: -10upx;
		}

		.cell-tit {
			flex: 1;
			font-size: 26upx;
			color: $font-color-light;
			margin-right: 10upx;
		}

		.cell-tip {
			font-size: 26upx;
			color: $font-color-dark;

			&.disabled {
				color: $font-color-light;
			}

			&.active {
				color: $base-color;
			}

			&.red {
				color: $base-color;
			}
		}

		&.desc-cell {
			.cell-tit {
				max-width: 90upx;
			}
		}

		.desc {
			flex: 1;
			font-size: $font-base;
			color: $font-color-dark;
		}
	}

	/* 支付列表 */
	.pay-list {
		padding-left: 40upx;
		margin-top: 16upx;
		background: #fff;

		.pay-item {
			display: flex;
			align-items: center;
			padding-right: 20upx;
			line-height: 1;
			height: 110upx;
			position: relative;
		}

		.icon-weixinzhifu {
			width: 80upx;
			font-size: 40upx;
			color: #6BCC03;
		}

		.icon-alipay {
			width: 80upx;
			font-size: 40upx;
			color: #06B4FD;
		}

		.icon-xuanzhong2 {
			display: flex;
			align-items: center;
			justify-content: center;
			width: 60upx;
			height: 60upx;
			font-size: 40upx;
			color: $base-color;
		}

		.tit {
			font-size: 32upx;
			color: $font-color-dark;
			flex: 1;
		}
	}

	.footer {
		position: fixed;
		left: 0;
		bottom: calc(env(safe-area-inset-bottom) / 2);
		z-index: 995;
		display: flex;
		align-items: center;
		width: 100%;
		height: 90rpx;
		justify-content: space-between;
		font-size: 30upx;
		background-color: #fff;
		z-index: 998;
		color: $font-color-base;
		box-shadow: 0 -1px 5px rgba(0, 0, 0, .1);

		.price-content {
			padding-left: 30upx;
		}

		.price-tip {
			color: $base-color;
			margin-left: 8upx;
		}

		.price {
			font-size: 36upx;
			color: $base-color;
		}

		.submit {
			display: flex;
			align-items: center;
			justify-content: center;
			width: 280upx;
			height: 100%;
			color: #fff;
			font-size: 32upx;
			background-color: $base-color;
		}
	}

	/* 优惠券面板 */
	.mask {
		display: flex;
		align-items: flex-end;
		position: fixed;
		left: 0;
		top: var(--window-top);
		bottom: 0;
		width: 100%;
		background: rgba(0, 0, 0, 0);
		z-index: 9995;
		transition: .3s;

		.mask-content {
			width: 100%;
			min-height: 30vh;
			max-height: 70vh;
			background: #f3f3f3;
			transform: translateY(100%);
			transition: .3s;
			overflow-y: scroll;
		}

		&.none {
			display: none;
		}

		&.show {
			background: rgba(0, 0, 0, .4);

			.mask-content {
				transform: translateY(0);
			}
		}
	}

	/* 优惠券列表 */
	.coupon-item {
		display: flex;
		flex-direction: column;
		margin: 20upx 24upx;
		background: #fff;

		.con {
			display: flex;
			align-items: center;
			position: relative;
			height: 120upx;
			padding: 0 30upx;

			&:after {
				position: absolute;
				left: 0;
				bottom: 0;
				content: '';
				width: 100%;
				height: 0;
				border-bottom: 1px dashed #f3f3f3;
				transform: scaleY(50%);
			}
		}

		.left {
			display: flex;
			flex-direction: column;
			justify-content: center;
			flex: 1;
			overflow: hidden;
			height: 100upx;
		}

		.title {
			font-size: 32upx;
			color: $font-color-dark;
			margin-bottom: 10upx;
		}

		.time {
			font-size: 24upx;
			color: $font-color-light;
		}

		.right {
			display: flex;
			flex-direction: column;
			justify-content: center;
			align-items: center;
			font-size: 26upx;
			color: $font-color-base;
			height: 100upx;
		}

		.price {
			font-size: 44upx;
			color: $base-color;

			&:before {
				content: '￥';
				font-size: 34upx;
			}
		}

		.tips {
			font-size: 24upx;
			color: $font-color-light;
			line-height: 60upx;
			padding-left: 30upx;
		}

		.circle {
			position: absolute;
			left: -6upx;
			bottom: -10upx;
			z-index: 10;
			width: 20upx;
			height: 20upx;
			background: #f3f3f3;
			border-radius: 100px;

			&.r {
				left: auto;
				right: -6upx;
			}
		}
	}
</style>
